The PUR CR-6000C Water Filter Pitcher removes up to 99.9% of the contaminants in your tap water. The 2-stage filtration system reduces sediment, mercury, lead, chlorine and many other pollutants that are found in ordinary tap water. This slim designed, 7 cup pitcher allows you to keep chemical and odor free water right in your refrigerator door. The CR-6000C has a LED indicator that will alert you when it's time for a new filter.